Visa对于此次ipo时机的把握也许显示了这样一个信号，即尽管现在市场情况可能不会转好，但对于首次公开募股，也许是黑暗中难得露出的一点微光。
The timing of Visa's impending IPO is perhaps a sign that the firm believes that market conditions will not improve, but for now the IPO itself is a rare moment of light amid the gloom.
在对基于高速数字信号处理器的微光视频图像处理器的硬件实现方案研究的基础上，重点对系统软件进行了研究和设计。
On the base of the study about the hardware-realizing scheme of low-light-level video processor centered about DSP, the system software is designed primarily on this thesis.
通过混合集成型结构光学拾音器的光学设计和芯片设计，制作了包含微光学棱镜、光电探测器和信号放大电路的混合集成型光学拾音器。
A hybrid integrated optical pickup device was designed and prepared through optical design and chip design. It consists of micro lens, photo detectors and CMOS integrated circuits.
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